Ejemplo n.º 1
0
void ComboBrowser::browser_cb(Fl_Widget *w, void *data)
{
    // we get callbacks for all keys?
    if(Fl::event_key() != FL_Enter && Fl::event_key() != ' ')
        return;

    ComboBrowser *br = (ComboBrowser *)w;
    Fl_Input_Browser *combo = (Fl_Input_Browser *)data;
    Fl_Widget *item = br->item();

    if(!item) return;
    if (item->is_group()) return; // can't select a group!

    combo->item(item);
    combo->value(item->label().c_str());
    combo->redraw(FL_DAMAGE_VALUE);
    combo->hide_popup();

    combo->do_callback();
}
Ejemplo n.º 2
0
int ComboBrowser::handle(int event)
{
    // Work-around...
    if(Fl::event_key()==FL_Down && (!item() || children()==1)) {
        item(child(0));
        Fl_Group::focus(item());
    }   

    if((event==FL_SHORTCUT||event==FL_KEY) && !(combo->type()&Fl_Input_Browser::NONEDITABLE)) {
        if( (Fl::event_key()!=FL_Escape) &&
                (Fl::event_key()!=FL_Up) &&
                (Fl::event_key()!=FL_Down) &&
                !(Fl::event_key()==FL_Enter && item()) )
            return combo->input()->handle(FL_KEY);
    }

    static bool was_wheel=false;
    if(was_wheel) {
        was_wheel=false;
        return 1;
    }

    switch (event) {
        case FL_MOUSEWHEEL: {
                was_wheel=true;
                break;
            }

        case FL_KEY:
        case FL_SHORTCUT:
            if(Fl::event_key() == FL_Escape) {
                combo->hide_popup();
                return 1;
            }
            break;

        case FL_PUSH: {
                Fl::event_clicks(1);
                Fl_Rect size_grip(w()-SIZE_GRIP, h(), SIZE_GRIP, SIZE_GRIP);
                if(size_grip.posInRect(Fl::event_x(), Fl::event_y())) return 1;

                if(Fl::event_x() > w() || Fl::event_x() < x() ||
                        Fl::event_y() > h() || Fl::event_y() < y() ) {
                    combo->hide_popup();
                    if(Fl::event_y() < y()-combo->h()) combo->send(FL_PUSH);
                    return 1;
                }
                break;
            }

        case FL_MOVE:
            event = FL_DRAG;

        case FL_RELEASE:
        case FL_DRAG:
        // this causes a drag-in to the widget to work:
            if (Fl::event_inside(0, 0, w(), h()))
                Fl::pushed(this);
            else {
                Fl::pushed(0);
                return 0;
            }

        default:
            break;
    }

    return Fl_Browser::handle(event);
}